20233671053423 has 32 divisors (see below), whose sum is σ = 21698792412480. Its totient is φ = 18865769072640.

The previous prime is 20233671053399. The next prime is 20233671053489. The reversal of 20233671053423 is 32435017633202.

It is a de Polignac number, because none of the positive numbers 2^k-20233671053423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20233671053023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1321849736 + ... + 1321865042.

It is an arithmetic number, because the mean of its divisors is an integer number (678087262890).

Almost surely, 2^{20233671053423} is an apocalyptic number.

20233671053423 is a deficient number, since it is larger than the sum of its proper divisors (1465121359057).

20233671053423 is a wasteful number, since it uses less digits than its factorization.

20233671053423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17852 (or 17818 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 41.

Adding to 20233671053423 its reverse (32435017633202), we get a palindrome (52668688686625).

The spelling of 20233671053423 in words is "twenty trillion, two hundred thirty-three billion, six hundred seventy-one million, fifty-three thousand, four hundred twenty-three".